Best Barbecue Sauce - cooking recipe

Ingredients

1 medium onion, finely chopped
1 -2 tablespoon butter
1 1/2 cups ketchup
1/2 cup packed brown sugar
1/4 cup Worcestershire sauce
2 tablespoons lemon juice
1 tablespoon liquid smoke

Preparation

In a sauce pan melt butter. Add onion & saute until tender.
Add remaining ingredients and heat 2 to 3 minutes or until sugar dissolves.